AN

Akira Nii

NO Nippon Oil: 2 patents #264 of 773Top 35%
NC Nippon Petrochemicals, Co.: 1 patents #181 of 359Top 55%
PI Polymer Processing Research Institute: 1 patents #28 of 38Top 75%
Overall (All Time): #1,608,541 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6524521 Method of and apparatus for manufacturing longitudinally aligned nonwoven fabric Yuki Kuroiwa, Kazuhiko Kurihara, Kazuhiro Yabe, Shin-ichi Umejima 2003-02-25
4850836 Melt spinning apparatus Naoyuki Maeda, Shunichi Yamamoto, Seiichi Uemura 1989-07-25
4717331 Spinning nozzle Naoyuki Maeda, Osamu Kato, Hirosaku Oshimi, Hiroshi Shimada, Michiharu Harakawa +2 more 1988-01-05